Home / 153,331,519.60-229,883,836.20-72,458,009.20

Finding the Fourth Proportional to 153,331,519.60, 229,883,836.20 and 72,458,009.20

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Solution

The fourth proportional to 153,331,519.60, 229,883,836.20 and 72,458,009.20 is: 108,633,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,331,519.60 : 229,883,836.20 = 72,458,009.20 : x
  2. Step 2: Convert to fraction form
    153,331,519.60/229,883,836.20 = 72,458,009.20/x
  3. Step 3: Cross multiply
    153,331,519.60x = 229,883,836.20 × 72,458,009.20
  4. Step 4: Simplify right side
    153,331,519.60x = 16,656,925,118,310,892
  5. Step 5: Solve for x
    x = 16,656,925,118,310,892/153,331,519.60
  6. Step 6: Final answer
    x = 108,633,405.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.